Plan for Adult Area
Sparks a Fight
On Control of Web

JUPITER, Fla. -- Stuart Lawley wants to create a new Internet neighborhood for the adult-entertainment industry: dot-xxx. The 43-year-old British entrepreneur believes the new three-letter ending for Web-site addresses would help protect children from online pornography, by making it easier to filter such material. He also hopes to make a pile of money by collecting fees for registering dot-xxx sites.

The matter, which could be voted on as early as today by the organization that governs domain names, has triggered a...